5
Wh
en trouble
aris
es
383
5-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer sounds...
Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
The following warning indicates a possible problem in the brake system.
Immediately stop the vehicle in a safe place and contact your Lexus
dealer.
*
: Parking brake engaged warning buzzer:
→
P. 395
Warning light
Warning light/Details
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer)
*
• Low brake fluid
• Malfunction in the brake booster system
This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is fully
released the system is operating normally.
Calmly perform the following actions if any of the warning lights turn on or
flash. If a light turns on or flashes, but then turns off, this does not necessar-
ily indicate a malfunction in the system.
Summary of Contents for IS250 2009
Page 73: ...74 1 4 Opening and closing thewindows and moon roof...
Page 114: ...114 1 7 Safetyinformation...
Page 115: ...115 1 7 Safetyinformation 1 Before driving...
Page 208: ...208 2 5 Driving information...
Page 368: ...370 4 3 Do it yourself maintenance...
Page 464: ...468 6 3 Initialization...